CN117325663A - Electric high-speed magnetic suspension three-dimensional electromagnetic damping device - Google Patents
Electric high-speed magnetic suspension three-dimensional electromagnetic damping device Download PDFInfo
- Publication number
- CN117325663A CN117325663A CN202311103341.7A CN202311103341A CN117325663A CN 117325663 A CN117325663 A CN 117325663A CN 202311103341 A CN202311103341 A CN 202311103341A CN 117325663 A CN117325663 A CN 117325663A
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- Prior art keywords
- guide rail
- coil
- suspension
- vehicle
- vehicle body
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- Pending
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- 238000013016 damping Methods 0.000 title claims abstract description 64
- 239000000725 suspension Substances 0.000 title claims abstract description 59
- 238000005339 levitation Methods 0.000 claims description 37
- 230000003993 interaction Effects 0.000 claims description 9
- 230000005520 electrodynamics Effects 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 3
- 230000004907 flux Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L13/00—Electric propulsion for monorail vehicles, suspension vehicles or rack railways; Magnetic suspension or levitation for vehicles
- B60L13/10—Combination of electric propulsion and magnetic suspension or levitation
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Abstract
The invention relates to an electric high-speed magnetic suspension three-dimensional electromagnetic damping device which comprises a magnetic suspension vehicle body and a U-shaped guide rail, wherein a suspension guide assembly is arranged between two sides of the magnetic suspension vehicle body and the U-shaped guide rail, the suspension guide assembly comprises vehicle-mounted damping coils positioned at two sides of the magnetic suspension vehicle body and guide rail suspension guide coils arranged on the U-shaped guide rail, and the guide rail suspension guide coils are symmetrically arranged at two sides of the U-shaped guide rail and are respectively arranged opposite to the two vehicle-mounted damping coils. The invention utilizes the mutual electromagnetic action of the damping coil and the coil on the guide rail when the vehicle body runs at high speed to generate additional suspension damping force, guide damping force and traction damping force, can well reduce the fluctuation of the vehicle body when the vehicle body runs at high speed, improves the stability and anti-interference capability of the vehicle body, improves the reliability of train running, improves the quality and the efficiency of train running, accelerates the realization of commercial operation, and has higher application and popularization values.
Description
Technical Field
The invention relates to the technical field of magnetic suspension trains, in particular to an electric high-speed magnetic suspension three-dimensional electromagnetic damping device.
Background
In the field of rail transit, non-contact magnetic levitation transportation has the advantages of high running speed, flexible route selection, small influence on environment, good safety performance, low energy consumption and the like, becomes an important direction of modern rail transit development, and meets the development requirement of green travel. The electric high-speed magnetic suspension is emphasized because of the characteristics of large suspension gap, higher floating resistance, lower power supply frequency, self-stability and the like. The linear traction system and the suspension guide system are used as core equipment, and the improvement of electromagnetic performance of the linear traction system and the suspension guide system has remarkable advantages of reducing engineering cost, improving space utilization, reducing later maintenance, improving traction suspension performance and the like of the magnetic suspension system.
When the existing electric high-speed magnetic suspension system is driven, suspended and guided by only relying on traction equipment and suspension guiding equipment, the defects of large three-dimensional electromagnetic force fluctuation, easy occurrence of fault operation conditions such as rolling, pitching, yawing and the like when the vehicle body runs at high speed, poor vehicle body stability and the like exist. With the improvement of the requirements of the vehicle body on stability and robustness, the requirements of a single two-set device cannot be well met, and therefore, the vehicle body needs to be further improved.
Disclosure of Invention
The invention aims to solve the technical problems of overcoming the defects in the prior art and providing an electric high-speed magnetic suspension three-dimensional electromagnetic damping device which has the technical advantages of reducing electromagnetic force fluctuation of a vehicle body, reducing electromagnetic torque of the vehicle body, improving electromagnetic stability in the running process of the vehicle body and the like.
The invention is realized by the following technical scheme:
the utility model provides an electric type high-speed magnetic suspension three-dimensional electromagnetic damping device, includes magnetic suspension automobile body and U type guide rail, be provided with suspension direction subassembly between magnetic suspension automobile body both sides and the U type guide rail, suspension direction subassembly is including the on-vehicle damping coil that is located the magnetic suspension automobile body both sides and locate the guide rail suspension direction coil on the U type guide rail, guide rail suspension direction coil symmetry locates U type guide rail both sides to two relative vehicle damping coil settings respectively.
According to the above technical scheme, preferably, the lower part of the magnetic levitation vehicle body is provided with a vehicle body bogie, and the vehicle-mounted damping coil is mounted on the vehicle body bogie.
According to the technical scheme, preferably, the vehicle-mounted damping coil is a rectangular coil with an upper layer and a lower layer, and the guide rail suspension guide coil is a splayed reverse connection coil with the upper layer and the lower layer.
According to the above technical scheme, preferably, the vehicle-mounted damping coil is a passive coil, or rectangular coils of upper and lower layers can be electrified with direct currents in opposite directions.
According to the above technical scheme, preferably, the guide rail suspension guide coils are passive coils, and two groups of guide rail suspension guide coils symmetrically arranged on two sides of the U-shaped guide rail are connected through cable feeder lines.
According to the above technical scheme, preferably, a traction assembly is further arranged between the two sides of the magnetic levitation vehicle body and the U-shaped guide rail, the traction assembly comprises vehicle-mounted superconducting coils positioned on the two sides of the magnetic levitation vehicle body and guide rail traction coils arranged on the U-shaped guide rail, and the vehicle-mounted superconducting coils are arranged on the bogie at the bottom of the vehicle.
According to the above technical scheme, preferably, the vehicle-mounted superconducting coil is a runway-type coil, exciting direct current is supplied, and the guide rail traction coil is externally connected with a three-phase alternating current power supply and is used for generating electromagnetic traction force through interaction with the vehicle-mounted superconducting coil.
The beneficial effects of the invention are as follows:
the invention utilizes the mutual electromagnetic action of the damping coil and the coil on the guide rail when the vehicle body runs at high speed to generate additional suspension damping force, guide damping force and traction damping force, can well reduce the fluctuation of the vehicle body when the vehicle body runs at high speed, improves the stability and anti-interference capability of the vehicle body, improves the reliability of train running, improves the quality and the efficiency of train running, accelerates the realization of commercial operation, and has higher application and popularization values.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic diagram of the front view structure of the present invention.
Fig. 3 is a schematic structural view of the on-vehicle damping coil part of the present invention.
Fig. 4 is a schematic view of the structure of the levitation guide coil portion of the guide rail of the present invention.
Fig. 5 is a schematic structural view of a vehicular superconducting coil part of the present invention.
Fig. 6 is a schematic view of the structure of the traction coil portion of the guide rail of the present invention.
Fig. 7 is a schematic drawing of traction levitation guiding force without a three-dimensional electromagnetic damping device in the prior art.
Fig. 8 is a schematic drawing of traction levitation guiding force of the present invention with a three-dimensional electromagnetic damping device installed.
In the figure: 1. a U-shaped guide rail; 2. a guide rail traction coil; 3. a cable feeder; 4. the guide rail suspends the guide coil; 5. a vehicle-mounted superconducting coil; 6. a magnetic levitation vehicle body; 7. a vehicle body bogie; 8. and a vehicle-mounted damping coil.
Detailed Description
The present invention will be described in further detail below with reference to the drawings and preferred embodiments, so that those skilled in the art can better understand the technical solutions of the present invention. All other embodiments, based on the embodiments of the invention, which would be apparent to one of ordinary skill in the art without making any inventive effort are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected, can be indirectly connected through an intermediate medium, and can also be communicated with the inside of two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
Embodiment 1 As shown in the figure, the invention comprises a magnetic levitation vehicle body 6 and a U-shaped guide rail 1, wherein a levitation guide assembly is arranged between two sides of the magnetic levitation vehicle body 6 and the U-shaped guide rail 1, the levitation guide assembly comprises vehicle-mounted damping coils 8 positioned at two sides of the magnetic levitation vehicle body 6 and guide rail levitation guide coils 4 arranged on the U-shaped guide rail 1, in the embodiment, a vehicle body bogie 7 is arranged at the lower part of the magnetic levitation vehicle body 6, the vehicle-mounted damping coils 8 are arranged on the vehicle body bogie 7, the guide rail levitation guide coils 4 are symmetrically arranged at two sides of the U-shaped guide rail 1 and are respectively arranged opposite to the two vehicle-mounted damping coils 8, and meanwhile, the guide rail levitation guide coils 4 are discontinuously arranged along the direction of the U-shaped guide rail 1.
The vehicle-mounted damping coil 8 is a rectangular coil with upper and lower layers and is a passive coil, or the rectangular coils with upper and lower layers can be electrified with direct currents with opposite directions. The guide rail suspension guide coils 4 are upper and lower rectangular passive coils, the upper and lower rectangular passive coils form a splayed shape through reverse connection, the upper and lower rectangular passive coils are passive coils, and the two groups of guide rail suspension guide coils 4 symmetrically arranged on two sides of the U-shaped guide rail 1 are connected through cable feeder lines 3. In this example, in order to make the damping coil work more effectively, the vehicle-mounted damping coil 8 and the guide rail levitation guide coil 4 are respectively provided with two layers, the vehicle-mounted damping coil 8 generates electromagnetic traction, levitation and guide three-dimensional damping force through interaction with the guide rail levitation guide coil 4, so that fluctuation of the vehicle body during high-speed running can be well reduced, and the stability and anti-interference capability of the vehicle body are improved.
Embodiment 2 As shown in the figure, the invention comprises a magnetic levitation vehicle body 6 and a U-shaped guide rail 1, wherein a levitation guide assembly is arranged between two sides of the magnetic levitation vehicle body 6 and the U-shaped guide rail 1, the levitation guide assembly comprises vehicle-mounted damping coils 8 positioned at two sides of the magnetic levitation vehicle body 6 and guide rail levitation guide coils 4 arranged on the U-shaped guide rail 1, in the embodiment, a vehicle body bogie 7 is arranged at the lower part of the magnetic levitation vehicle body 6, the vehicle-mounted damping coils 8 are arranged on the vehicle body bogie 7, and the guide rail levitation guide coils 4 are symmetrically arranged at two sides of the U-shaped guide rail 1 and are respectively arranged opposite to the two vehicle-mounted damping coils 8. In addition, still be provided with the traction assembly between magnetic levitation vehicle body 6 both sides and the U type guide rail 1, the traction assembly is including being located the on-vehicle superconducting coil 5 of magnetic levitation vehicle body 6 both sides and locating the guide rail traction coil 2 on the U type guide rail 1, on-vehicle superconducting coil 5 installs on the bogie at the bottom of the car. Specifically, in this example, it is preferable but not limited to mounting the in-vehicle superconducting coil 5 inside the vehicle body bogie 7, mounting the in-vehicle damping coil 8 outside the vehicle body bogie 7, mounting the rail traction coil 2 outside the U-shaped rail 1, and mounting the rail levitation guide coil 4 on the U-shaped rail 1 between the rail traction coil 2 and the in-vehicle damping coil 8. The vehicle-mounted superconducting coil 5 is a runway-type coil, exciting direct current is supplied, and the guide rail traction coil 2 is externally connected with a three-phase alternating current power supply and is used for generating electromagnetic traction force through interaction with the vehicle-mounted superconducting coil 5.
The technical principle of the invention is as follows: the electromagnetic interaction of the vehicle-mounted superconducting coil 5 and the guide rail traction coil 2 can realize traction movement of the vehicle body, and the electromagnetic interaction of the vehicle-mounted damping coil 8 and the guide rail levitation guide coil 4 can realize levitation guide movement of the vehicle body. When the vehicle body runs stably, due to the discontinuous arrangement of the guide rail suspension guide coils 4, induced current can be generated in the vehicle-mounted damping coils 8; when the bogie 7 is vibrated, such as rolling, pitching and yawing transient conditions, extra current is induced in the vehicle-mounted damping coil 8, and three-dimensional electromagnetic force and electromagnetic torque are generated through interaction with the guide rail levitation guide coil 4, so that electromagnetic force fluctuation of the bogie 7 is reduced. For example, when the vehicle body bogie 7 vibrates vertically, the flux linkage in the vehicle-mounted damping coil 8 changes, the changed flux linkage generates electromotive force in the vehicle-mounted damping coil 8, and the interaction of the current in the vehicle-mounted damping coil 8 and the flux linkage generated by the guide rail levitation guide coil 4 generates vertical electromagnetic force, so that the vertical vibration of the bogie is reduced. In addition, the vehicle-mounted damping coil 8 can generate a three-dimensional electromagnetic damping force with larger numerical value through the interaction of direct current and the magnetic field generated by the guide rail suspension guide coil 4, so that the influence of three-dimensional electromagnetic force fluctuation on the vehicle body is reduced, and the vehicle body can be ensured to run more stably.
The invention utilizes the mutual electromagnetic action of the damping coil and the coil on the guide rail when the vehicle body runs at high speed to generate additional suspension damping force, guide damping force and traction damping force, can well reduce the fluctuation of the vehicle body when the vehicle body runs at high speed, improves the stability and anti-interference capability of the vehicle body, improves the reliability of train running, improves the quality and the efficiency of train running, accelerates the realization of commercial operation, and has higher application and popularization values.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (9)
1. The utility model provides an electric type high-speed magnetic suspension three-dimensional electromagnetic damping device, includes magnetic suspension automobile body (6) and U type guide rail (1), its characterized in that, be provided with suspension direction subassembly between magnetic suspension automobile body (6) both sides and U type guide rail (1), suspension direction subassembly is including being located on-vehicle damping coil (8) of magnetic suspension automobile body (6) both sides and locating guide rail suspension direction coil (4) on U type guide rail (1), guide rail suspension direction coil (4) symmetry locates U type guide rail (1) both sides to two relative vehicle damping coil (8) setting respectively.
2. The electric high-speed magnetic suspension three-dimensional electromagnetic damping device according to claim 1, wherein a vehicle body bogie (7) is arranged at the lower part of the magnetic suspension vehicle body (6), and the vehicle-mounted damping coil (8) is arranged on the vehicle body bogie (7).
3. The electric high-speed magnetic suspension three-dimensional electromagnetic damping device according to claim 1 or 2, wherein the vehicle-mounted damping coil (8) is a rectangular coil with an upper layer and a lower layer, and the guide rail suspension guide coil (4) is a splayed reverse connection coil with the upper layer and the lower layer.
4. An electric high-speed magnetic suspension three-dimensional electromagnetic damping device according to claim 3, characterized in that the vehicle-mounted damping coil (8) is a passive coil or a rectangular coil of an upper layer and a lower layer is electrified with direct current with opposite directions.
5. An electric high-speed magnetic suspension three-dimensional electromagnetic damping device according to claim 3, characterized in that the guide rail suspension guide coils (4) are passive coils, and two groups of guide rail suspension guide coils (4) symmetrically arranged on two sides of the U-shaped guide rail (1) are connected through a cable feeder (3).
6. The electric high-speed magnetic suspension three-dimensional electromagnetic damping device according to claim 2, wherein a traction assembly is further arranged between two sides of the magnetic suspension vehicle body (6) and the U-shaped guide rail (1), and comprises vehicle-mounted superconducting coils (5) positioned at two sides of the magnetic suspension vehicle body (6) and guide rail traction coils (2) arranged on the U-shaped guide rail (1).
7. An electrodynamic high-speed magnetic levitation three-dimensional electromagnetic damping device as defined in claim 6, wherein the onboard superconducting coil (5) is mounted on an underbody bogie.
8. An electric high-speed magnetic suspension three-dimensional electromagnetic damping device according to claim 6 or 7, characterized in that the vehicle-mounted superconducting coil (5) is a runway-type coil, and is energized with exciting direct current.
9. An electrically operated high speed magnetic levitation three dimensional electromagnetic damping device according to claim 8 wherein the guideway traction coil (2) is externally connected with a three phase ac power supply for generating electromagnetic traction force in interaction with the vehicle mounted superconducting coil (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311103341.7A CN117325663A (en) | 2023-08-30 | 2023-08-30 | Electric high-speed magnetic suspension three-dimensional electromagnetic damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311103341.7A CN117325663A (en) | 2023-08-30 | 2023-08-30 | Electric high-speed magnetic suspension three-dimensional electromagnetic damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117325663A true CN117325663A (en) | 2024-01-02 |
Family
ID=89289215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311103341.7A Pending CN117325663A (en) | 2023-08-30 | 2023-08-30 | Electric high-speed magnetic suspension three-dimensional electromagnetic damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117325663A (en) |
-
2023
- 2023-08-30 CN CN202311103341.7A patent/CN117325663A/en active Pending
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